Aprs

Automatic Packet Reporting System (APRS) is an amateur radio-based system for real time tactical digital communications of information of immediate value in the local area. In addition, all such data is ingested into the APRS Internet System (APRS-IS) and distributed globally for ubiquitous and immediate access. -- Wikipedia

These pages have been created in maintaining some level of order in the process of getting involved in APRS.